1. Product Overview: PEPPERL+FUCHS NBB15-U1-Z2 Inductive Proximity Sensor
The PEPPERL+FUCHS NBB15-U1-Z2 is a rugged inductive proximity sensor designed for reliable non-contact detection of metallic objects in challenging industrial environments. Featuring a robust M30x1.5 stainless steel housing (IP67-rated), this sensor excels in harsh conditions such as dust, moisture, vibrations, and temperature extremes (-25°C to +70°C). With a detection range of 15 mm for ferrous targets, it provides precise feedback for automation systems requiring long-range sensing. The sensor operates on a 10–30V DC supply and delivers a PNP normally open (NO) output, ensuring seamless integration with PLCs, controllers, and industrial networks. Its ATEX/IECEx certification makes it suitable for hazardous areas, while its rugged design supports heavy-duty applications like automotive manufacturing, mining, and construction.
2. Key Technical Specifications
- Detection Range: 15 mm (for mild steel targets).
- Output Type: PNP, NO (3-wire, 2 m PUR cable).
- Supply Voltage: 10–30V DC (±10%).
- Current Consumption: ≤15 mA.
- Switching Frequency: 100 Hz.
- Housing Material: Stainless steel (1.4404/316L).
- Protection Class: IP67 (dust/water resistance), IK08 (impact resistance).
- Operating Temperature: -25°C to +70°C.
- Certifications: CE, cULus, IECEx, ATEX (Ex II 3G Ex nA IIC T6 Gc).
3. Industrial Applications and Use Cases
The NBB15-U1-Z2 is widely used in automotive assembly lines to detect large metal components like engine blocks or transmission parts. In heavy machinery, it monitors hydraulic cylinder positions and rotating equipment statuses. Its ATEX/IECEx certification allows deployment in explosive atmospheres, such as oil refineries and chemical plants, for valve and pump monitoring. The sensor also supports agricultural equipment for detecting implement positions and logistics systems for verifying pallet presence on conveyors. In construction and mining, it ensures reliable operation in high-vibration environments, such as excavators and drilling rigs.
4. Competitive Advantages and Unique Features
- Extended Detection Range: 15 mm sensing capability for large or distant metallic targets.
- Extreme Durability: Stainless steel housing resists corrosion, mechanical shocks, and high-pressure washdowns.
- Safety Compliance: ATEX/IECEx certification ensures safe operation in Zone 2/22 hazardous areas.
- Easy Integration: PNP output compatibility with most industrial control systems.
- Low Maintenance: Contactless detection eliminates mechanical wear, reducing downtime and lifecycle costs.
5. Functional Capabilities and Operational Benefits
The sensor enables fast, non-contact detection with a response time of ≤2 ms, critical for high-speed automation processes. Its PNP NO output triggers alarms or machine actions upon target detection, enhancing operational safety and efficiency. The IP67 and IK08 ratings ensure reliable performance in dusty, wet, or high-vibration environments. By minimizing false triggers and maintenance needs, it optimizes production throughput and reduces total cost of ownership (TCO). The rugged design and certifications make it a future-proof solution for Industry 4.0 applications, delivering precision and reliability in smart manufacturing systems.
| Category | Parameter | Details |
| General Specifications | Product Type | Inductive Proximity Sensor |
| | Model Number | NBB15-U1-Z2 |
| | Detection Principle | Inductive (Ferrous Metal Detection) |
| | Sensing Distance | 15 mm (Nominal) |
| | Housing Material | Nickel-plated Brass |
| | Protection Rating | IP67 (Dust/Water Resistant) |
| | Connection Type | Fixed Cable (2 m PVC) with Flying Leads (U1 Variant) |
| | Mounting Style | Non-Flush (Shielded) |
| Electrical Specifications | Operating Voltage | 10–30 V DC |
| | Output Type | PNP, Normally Open (NO) |
| | Output Configuration | 3-Wire, Switching Output |
| | Current Rating | ≤ 200 mA |
| | Switching Frequency | 1 kHz |
| | Voltage Drop | ≤ 2 V |
| Mechanical Specifications | Housing Diameter | M30 × 1.5 |
| | Length | 75 mm (Approx.) |
| | Operating Position | Axial (Front Sensing) |
| | Cable Length | 2 m PVC (Standard) |
| Environmental Conditions | Operating Temperature | –25°C to +70°C (–13°F to +158°F) |
| | Storage Temperature | –40°C to +85°C (–40°F to +185°F) |
| | Shock Resistance | 30 g (IEC 60068-2-27) |
| | Vibration Resistance | 10–55 Hz, 1.5 mm Amplitude (IEC 60068-2-6) |
| Certifications & Compliance | Standards | CE, cULus, RoHS, REACH |
| | EMC Compatibility | EN 60947-5-2 |
| Special Features | LED Status Indicator | Red LED for Operational Feedback |
| | Short-Circuit Protection | Yes |
| | Reverse Polarity Protection | Yes |
| | EMI/RFI Immunity | High Immunity to Electromagnetic Interference |
| | Target Material Compatibility | Detects Ferrous Metals (e.g., Steel, Iron) |
Packaging & Shipping
Company Information
Xiamen ZhiCheng Automation Technology Co., Ltdit is a leading global supplier of control system components. We specialize in control systems and drives.
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With many years of experience in the industrial sector, we consistently deliver the highest quality of spare parts.which make sure that all this jobs are
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NBB15-U1-Z2 Non-Contact Inductive Sensor - 15mm Detection IP67 Industrial Images
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